Cognomen Gachov (Гашов 
, Gachov 
) , in all the world, is a very rare family name. The family name Gachov is characteristic of Greece, where it is a rare surname, Israel, where it is a very rare surname, and Russia. Not in comparison with a country's population, it most frequently occurs in Russia, Greece, and Ukraine. Much less frequently, Gachov is the forename as well as the last name.